*SUPPORT*
IN: lug tufa gazzer OUT: GREEN RED GREEN RED
IN: lug OUT: GREEN
IN: dax OUT: PURPLE
IN: dax tufa fep OUT: PURPLE RED PURPLE RED PURPLE RED PURPLE RED
IN: wif wif OUT: YELLOW YELLOW
IN: dax blicket dax dax OUT: PURPLE PURPLE PURPLE
IN: dax gazzer fep OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: tufa OUT: RED
IN: wif OUT: YELLOW
IN: tufa lug OUT: RED GREEN
IN: lug blicket tufa gazzer OUT: GREEN RED GREEN RED
IN: wif gazzer fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif wif fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: lug tufa blicket wif OUT: GREEN RED YELLOW

*QUERY*
IN: lug fep OUT: GREEN GREEN GREEN GREEN
IN: tufa blicket lug fep OUT: RED GREEN GREEN GREEN GREEN
IN: tufa blicket wif gazzer OUT: RED YELLOW RED YELLOW
IN: wif blicket lug gazzer gazzer OUT: YELLOW GREEN YELLOW GREEN YELLOW GREEN YELLOW GREEN
IN: dax wif lug OUT: PURPLE YELLOW GREEN
IN: dax gazzer OUT: PURPLE PURPLE
IN: tufa fep OUT: RED RED RED RED
IN: wif gazzer OUT: YELLOW YELLOW
IN: lug gazzer OUT: GREEN GREEN
IN: tufa blicket tufa OUT: RED RED

*GRAMMAR*
wif -> YELLOW 
 dax -> PURPLE 
 lug -> GREEN 
 tufa -> RED 
 x1 gazzer -> [x1] [x1] 
 u1 blicket x1 -> [u1] [x1] 
 x1 fep -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 